Title:
Track-adjusting means for trench diggers and similar machines
United States Patent 2681231


Inventors:
Joseph, Kondracki
Application Number:
US28272752A
Publication Date:
06/15/1954
Filing Date:
04/16/1952
Assignee:
Joseph, Kondracki
Primary Class:
Other Classes:
37/347, 180/906, 280/638, 301/128, 403/107, 404/83
International Classes:
B62D55/084; E02F9/02
View Patent Images:
US Patent References:
2413355Agricultural tractor1946-12-31
2410271Variable tread vehicle1946-10-29
2320601Industrial truck1943-06-01
2318802Trailer vehicle1943-05-11
RE21106N/A1939-05-30
1710116Tractor1929-04-23
1447011Combined axle and wheel1923-02-27
1374412Running-gear for motor-vehicles1921-04-12
1319235N/A1919-10-21
1203853N/A1916-11-07
Foreign References:
DE570007C1933-02-10